Prefix overview
Phone numbers in prefix 240-421
This page covers the 240-421 prefix in the United States. It shows where numbers come from, which carrier is linked to the range, and how this block is structured.
If you are looking for a specific number, you can continue to its dedicated phone page. Otherwise, this page helps you understand the broader number block behind it.
PREFIX
240-421
RATE CENTER
WSNGTNZN10
CARRIER
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC
MD
Prefix range
The prefix 240-421 includes numbers from 2404210000 to 2404219999.
This range is associated with the WSNGTNZN10 rate center and was originally assigned to OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC.
Numbers in this prefix
20 numbers